Home / 198,261-299,229

Finding the Third Proportional to 198,261 and 299,229

Calculator

Solution

The third proportional to 198,261 and 299,229 is: 451,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,261 : 299,229 = 299,229 : x
  2. Step 2: Convert to fraction form
    198,261/299,229 = 299,229/x
  3. Step 3: Cross multiply
    198,261x = 299,229 × 299,229
  4. Step 4: Simplify right side
    198,261x = 89,537,994,441
  5. Step 5: Solve for x
    x = 89,537,994,441/198,261
  6. Step 6: Final answer
    x = 451,616.78

Related Problems

Find third proportional to 99,130.50 and 149,614.50
Half scale
Find third proportional to 396,522 and 598,458
Double scale
Find third proportional to 198,263 and 299,232
Similar ratio
Find third proportional to 297,391.50 and 448,843.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.